Published in Carnivorous plant newsletter, in 1993, in volume 22, issue 3, pages 58-61

Published in Carnivorous plant newsletter, in 1993, in volume 22, issue 3, pages 61-64

Published in Carnivorous plant newsletter, in 1993, in volume 22, issue 3, pages 65-70

Published in Carnivorous plant newsletter, in 1993, in volume 22, issue 3, pages 70-75

Published in Carnivorous plant newsletter, in 1993, in volume 22, issue 3, pages 75-77